Stadium: Court 14 Round: 25 Ground: Synthetic outdoor
| ITF M15 Sharm El Sheikh | 2019/04/10 08:00 | Issam Haitham Taweel v Niklas Johansson | 7-6,6-3 |
| ITF M15 Manama | 2019/03/19 08:30 | Niklas Johansson v Worarin Kumthonkittikul | 4-6,3-6 |
| ITF M25 Kazan | 2019/03/12 07:00 | Alexey Zakharov v Niklas Johansson | 7-6,6-1 |
| ITF M25 Kazan | 2019/03/11 12:05 | Sharobiddin Abzalov v Niklas Johansson | 6-7,5-7 |
| ITF M15 Oslo | 2019/03/04 09:00 | Niklas Johansson v Yannik Steinegger | 2-6,3-6 |
| ITF M15 Kaarst | 2019/02/04 08:30 | Niklas Johansson v Marco De Rossi | 4-6,7-5,11-13 |
| ITF M15 Sharm El Sheikh | 2019/01/28 08:00 | Michiel de Krom v Niklas Johansson | 6-4,6-4 |
| ITF M15 Sharm El Sheikh | 2019/01/21 11:30 | Niklas Johansson v Michiel de Krom | 7-5,1-6,4-10 |
| ITF M15 Kashiwa | 2019/04/02 02:40 | Yuki Mochizuki v Hikaru Shiraishi | 3-6,6-4,7-6 |
| ITF M15 Nishi-Tokyo | 2019/03/12 01:00 | Issei Okamura v Hikaru Shiraishi | 6-2,6-3 |
| ITF M15 Nishi-Tokyo | 2019/03/11 02:00 | Hikaru Shiraishi v Yuichi Ito | 6-1,7-6 |
| ITF Japan F8 | 2018/06/14 01:00 | Hikaru Shiraishi v Ryota Tanuma | 2-6,4-6 |
| ITF Japan F8 | 2018/06/13 02:40 | Hikaru Shiraishi v Yuto Sakai | 6-2,6-1 |
| ITF Japan F6 Qual | 2018/04/08 01:00 | Issei Okamura v Hikaru Shiraishi | 6-4,6-3 |
| ITF Japan F7 | 2016/06/07 05:10 | Yuichi Ito v Hikaru Shiraishi | 6-1,6-0 |